package com.lyz.dataStructure.array;/**
 * @Author:759057893@qq.com Lyz
 * @Date: ${Date} 14:40
 * @Description:
 **/

import java.util.ArrayList;
import java.util.HashMap;

/**
 *@Author:759057893@qq.com Lyz
 *@Date: 2019/7/14 14:40
 *@Description:
 **/
public class HashMapDemo {
    private ArrayList arrayList = new ArrayList();




    public static void main(String[] args) {
        HashMapDemo h = new HashMapDemo();
        HashMap m = new HashMap();
    }
}
